package com.zxl.test;
import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStreamReader;

/**
 * 删除长路径文件夹
 * @author Lenovo
 *
 */
public class DelTools
{
   public static void main(String args[]){
       System.out.println("please enter the path:");
        BufferedReader in = new BufferedReader(
                   new InputStreamReader(System.in));
        String s=null;
        try {
            while(true){
                if((s = in.readLine()) != null && s.length() != 0){
                    break;
                }
                else{
                    System.out.println("please enter the path:");
                }
            }
           
        } catch (IOException e) {
            e.printStackTrace();
        }
       DelTools.delFolder(s);
       System.out.println("deleted");
}

//删除文件夹
//param folderPath 文件夹完整绝对路径

     public static void delFolder(String folderPath) {
     try {
        delAllFile(folderPath); //删除完里面所有内容
        String filePath = folderPath;
        filePath = filePath.toString();
        java.io.File myFilePath = new java.io.File(filePath);
        myFilePath.delete(); //删除空文件夹
     } catch (Exception e) {
       e.printStackTrace();
     }
}

//删除指定文件夹下所有文件
//param path 文件夹完整绝对路径
   public static boolean delAllFile(String path) {
       boolean flag = false;
       File file = new File(path);
       if (!file.exists()) {
         return flag;
       }
       if (!file.isDirectory()) {
         return flag;
       }
       String[] tempList = file.list();
       File temp = null;
       for (int i = 0; i < tempList.length; i++) {
          if (path.endsWith(File.separator)) {
             temp = new File(path + tempList[i]);
          } else {
              temp = new File(path + File.separator + tempList[i]);
          }
          if (temp.isFile()) {
             temp.delete();
          }
          if (temp.isDirectory()) {
             delAllFile(path + "/" + tempList[i]);//先删除文件夹里面的文件
             delFolder(path + "/" + tempList[i]);//再删除空文件夹
             flag = true;
          }
       }
       return flag;
     }
}